Production of coke from low-grade coking coals : replies / transmitted by the Government of Czechoslovakia.
1982
详细记录
符号[E/ECE/]COAL/GE.3/R.52/Rev.1/Add.1
标题Production of coke from low-grade coking coals : replies / transmitted by the Government of Czechoslovakia.
日期Geneva : UN, 19 Feb. 1982.
描述
7 p.